import Vue from 'vue'
/* import VueRouter from 'vue-router' */
// import Login from './components/Login.vue'
const Login = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Login.vue')
// import Home from './components/Home.vue'
const Home = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Home.vue')
// import Welcome from './components/Welcome.vue'
const Welcome = () => import(/* webpackChunkName: "login_home_welcome" */ '../components/Welcome.vue')

// import Users from './components/user/Users.vue'
const Users = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/user/Users.vue')
// import Rights from './components/power/Rights.vue'
const Rights = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/Rights.vue')
// import Roles from './components/power/Roles.vue'
const Roles = () => import(/* webpackChunkName: "Users_Rights_Roles" */ '../components/power/Roles.vue')

// import Cate from './components/goods/Cate.vue'
const Cate = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/Cate.vue')
// import Params from './components/goods/Params.vue'
const Params = () => import(/* webpackChunkName: "Cate_Params" */ '../components/goods/Params.vue')

// import GoodsList from './components/goods/List.vue'
const GoodsList = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/List.vue')
// import Add from './components/goods/Add.vue'
const Add = () => import(/* webpackChunkName: "GoodsList_Add" */ '../components/goods/Add.vue')

// import Order from './components/order/Order.vue'
const Order = () => import(/* webpackChunkName: "Order_Report" */ '../components/order/Order.vue')
// import Report from './components/report/Report.vue'
const Report = () => import(/* webpackChunkName: "Order_Report" */ '../components/report/Report.vue')

Vue.use(VueRouter)

const routes = [
  /* 重定向，当路径为/时自动定向到/login */
  { path: '/', redirect: '/login' },
  { path: '/login', component: Login },
  {
    path: '/home', component: Home, redirect: '/welcome', children: [
      { path: '/welcome', component: Welcome },
      { path: '/users', component: Users },
      { path: '/rights', component: Rights},
      { path: '/roles', component: Roles},
      { path: '/categories', component: Cate},
      { path: '/params', component: Params},
      { path: '/goods', component: GoodsList},
      { path: '/goods/add', component: Add},
      { path: '/orders', component: Order},
      { path: '/reports', component: Report},
    ]
  }
]

const router = new VueRouter({
  routes
})

//挂载路由导航守卫
router.beforeEach((to, from, next) => {
  //to:将要访问的路径
  //from:从哪个路径来
  //next:一个函数，表示放行
  if (to.path == '/login') return next();
  //获取token
  const tokenStr = window.sessionStorage.getItem('token')
  //如果没有token则强制跳转到登录页面
  if (!tokenStr) return next('/login')
  next()
})

export default router
